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authorAndrew Tridgell <tridge@samba.org>2002-08-19 15:59:14 +0000
committerAndrew Tridgell <tridge@samba.org>2002-08-19 15:59:14 +0000
commite6873a8f7f4a0bccb0bf9a9baf1a9933c7ee2eb3 (patch)
treebbf2957f1c57b3dd606040d7e0f48ccbd586fbfe /source3
parent10e7ae7e7463879b89abaae37f80253a19df3c4f (diff)
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we now parse the cldap reply and print its contents. There are a
couple of unknown fields we still need to work out. (This used to be commit 67b4dbd5c9f2665d5e6157b8cd522ebff4b8a4ea)
Diffstat (limited to 'source3')
-rw-r--r--source3/utils/net_ads_cldap.c86
1 files changed, 82 insertions, 4 deletions
diff --git a/source3/utils/net_ads_cldap.c b/source3/utils/net_ads_cldap.c
index 77a51d3b7c..b84ec0e6b4 100644
--- a/source3/utils/net_ads_cldap.c
+++ b/source3/utils/net_ads_cldap.c
@@ -24,9 +24,59 @@
#ifdef HAVE_ADS
struct cldap_netlogon_reply {
- uint32 i1;
+ uint32 version;
+ uint32 flags;
+ uint32 unknown[4];
+ char *domain;
+ char *server_name;
+ char *flatname;
+ char *server_name2;
+ char *dns_name;
+ uint32 unknown2[2];
};
+
+/*
+ pull a length prefixed string from a packet
+ return number of bytes consumed
+*/
+static unsigned pull_len_string(char **ret, const char *p)
+{
+ unsigned len = *p;
+ (*ret) = NULL;
+ if (len == 0) return 1;
+ (*ret) = strndup(p+1, len);
+ return len+1;
+}
+
+/*
+ pull a dotted string from a packet
+ return number of bytes consumed
+*/
+static unsigned pull_dotted_string(char **ret, const char *p)
+{
+ char *s;
+ unsigned len, total_len=0;
+
+ (*ret) = NULL;
+
+ while ((len = pull_len_string(&s, p)) > 1) {
+ if (total_len) {
+ char *s2;
+ asprintf(&s2, "%s.%s", *ret, s);
+ SAFE_FREE(*ret);
+ (*ret) = s2;
+ } else {
+ (*ret) = s;
+ }
+ total_len += len;
+ p += len;
+ }
+
+ return total_len + 1;
+}
+
+
/*
do a cldap netlogon query
*/
@@ -100,6 +150,9 @@ static int recv_cldap_netlogon(int sock, struct cldap_netlogon_reply *reply)
ASN1_DATA data;
DATA_BLOB blob;
DATA_BLOB os1, os2, os3;
+ uint32 i1;
+ char *p;
+ int i;
blob = data_blob(NULL, 8192);
@@ -114,7 +167,7 @@ static int recv_cldap_netlogon(int sock, struct cldap_netlogon_reply *reply)
asn1_load(&data, blob);
asn1_start_tag(&data, ASN1_SEQUENCE(0));
- asn1_read_Integer(&data, &reply->i1);
+ asn1_read_Integer(&data, &i1);
asn1_start_tag(&data, ASN1_APPLICATION(4));
asn1_read_OctetString(&data, &os1);
asn1_start_tag(&data, ASN1_SEQUENCE(0));
@@ -129,7 +182,25 @@ static int recv_cldap_netlogon(int sock, struct cldap_netlogon_reply *reply)
asn1_end_tag(&data);
file_save("cldap_reply_core.dat", os3.data, os3.length);
-
+
+ p = os3.data;
+
+ reply->version = IVAL(p, 0); p += 4;
+ reply->flags = IVAL(p, 0); p += 4;
+ for (i=0;i<4;i++) {
+ reply->unknown[i] = IVAL(p, 0);
+ p += 4;
+ }
+ p += pull_dotted_string(&reply->domain, p);
+ p += 2; /* 0xc018 - whats this? */
+ p += pull_len_string(&reply->server_name, p);
+ p += 2; /* 0xc018 - whats this? */
+ p += pull_len_string(&reply->flatname, p);
+ p += 1;
+ p += pull_len_string(&reply->server_name2, p);
+ p += 2;
+ p += pull_len_string(&reply->dns_name, p);
+
data_blob_free(&os1);
data_blob_free(&os2);
data_blob_free(&os3);
@@ -163,8 +234,15 @@ int ads_cldap_netlogon(ADS_STRUCT *ads)
}
ret = recv_cldap_netlogon(sock, &reply);
-
close(sock);
+
+ d_printf("Version: 0x%x\n", reply.version);
+ d_printf("Flags: 0x%x\n", reply.flags);
+ d_printf("Domain: %s\n", reply.domain);
+ d_printf("Server Name: %s\n", reply.server_name);
+ d_printf("Flatname: %s\n", reply.flatname);
+ d_printf("Server Name2: %s\n", reply.server_name2);
+ d_printf("DNS Name: %s\n", reply.dns_name);
return ret;
}